﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using DAO;
using DTO;

namespace BUS
{
    public class BUS_Sach
    {
        

        public static DataTable laysach()
        {
            return DAO_Sach.LayDSSach();
        }

        public static bool themsach(DTO_Sach sach)
        {
            return DAO_Sach.themsach(sach);
        }
        public static bool xoasach(DTO_Sach sach)
        {
            return DAO_Sach.xoasach(sach);
        }
        public static bool suasach(DTO_Sach sach)
        {
            return DAO_Sach.suasach(sach);
        }
    }
}
